<!DOCTYPE html>
<html lang="en">
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>Document</title>
  <style>
    body {
      overflow: hidden;
    }
    canvas {
      position: absolute;
      top: 0;
      left: 0;
    }
  </style>
  <body>
    <canvas id="c"></canvas>
    <script src="./script.js" type="text/javascript"></script>
  </body>
</html>
